The Ghosts of Kalamazoo Historic Tour: 5 to 9 p.m. Saturday and 7 to 9 p.m. Oct. 19; three walking tours around Kalamazoo on Friday, two on Oct. 19; tours begin at the Kalamazoo Air Zoo's East Campus (formerly known as the Kalamazoo Aviation History Museum) at the end of East Milham Avenue off Portage Road in Portage; $10, and must be registered by 7:45 p.m. each night; you'll be given a map of the tours when arrive; not recommended for children; advance registration available at www.ghostsofkalamazoo.com, or at the Air Zoo right before event.

GHOUL TIMES @THE GAZEBO: Downtown Allegan, noon to 4 p.m. Oct. 27; costume parade, trick or treating and other activities and games; Regent Theatre to show haunted version of "The Gremlins" at 3 p.m.; several contests; 673-3456.